Service Manual
Table Of Contents

3
IMPORTANT
This manual should be read carefully before the appliance is serviced. Read
the warnings and guidelines contained in this booklet carefully as they provide
essential information for the continued safe use, service, and maintenance of the
appliance. Retain this booklet for any further reference that may be necessary.
Contents
Important Safety Information ................................................................................................. 4
I. General Information ............................................................................................................ 7
A. Construction .................................................................................................................. 7
B. Refrigeration Circuit....................................................................................................... 8
II. Sequence of Operation and Service Diagnosis ................................................................. 9
A. Sequence Flow Chart ................................................................................................... 9
B. Service Diagnosis ........................................................................................................11
1. Troubleshooting ...................................................................................................... 13
C. Control Module Check ................................................................................................. 16
D. Thermistor Check ........................................................................................................ 17
E. Temperature Setting Dial ............................................................................................. 18
III. Refrigeration Circuit and Component Service Information ............................................. 19
A. Service for Refrigerant Lines ....................................................................................... 21
1. Refrigerant Recovery ............................................................................................. 21
2. Brazing .................................................................................................................. 22
3. Evacuation ............................................................................................................. 23
4. Recharge ............................................................................................................... 23
B. Maintenance ................................................................................................................ 24
1. Condenser .............................................................................................................. 24
2. Power Supply Connection ...................................................................................... 24
IV. Preparing the Appliance for Periods of Non-Use ............................................................ 25
V. Disposal ........................................................................................................................... 26
VI. Technical Information ...................................................................................................... 27
A. Electrical and Refrigerant Data ................................................................................... 27
B. Wiring Diagram ............................................................................................................ 28